Senior Software Engineer (iOS), SDK

Stack

Responsibilities

• ▹Own the iOS SDK and guide its development from core architecture to final product experience
• ▹Pioneer new features like Session Replay and next-generation performance monitoring
• ▹Master and apply Apple's latest innovations such as modern concurrency and on-device AI
• ▹Design robust, high-quality APIs built to handle massive scale
• ▹Shape the overall vision for mobile at Sentry
• ▹Act as the go-to expert, helping teams solve the most complex customer challenges

Requirements

• ▹5+ years of professional experience as a Software Engineer with a strong focus on mobile platforms, ideally in SDK development and/or developer tooling
• ▹Deep experience developing for the iOS platform using Swift and Objective-C
• ▹Strong understanding of mobile architecture, patterns, and best practices
• ▹Experience leveraging AI-powered development tools to enhance productivity and code quality
• ▹Excellent written and spoken English communication skills
• ▹Well-organized with high attention to detail and accuracy
• ▹Living in the Toronto area or willing to relocate

Nice to have

• ▹Knowledge of the app monitoring and observability space
• ▹Familiarity with low-level programming (C/C++)
• ▹A track record of maintaining or contributing to open-source libraries
• ▹Experience with other mobile platforms or frameworks (Android + Kotlin/Java, React Native + JavaScript/TypeScript, Flutter + Dart)

Soft skills

What we offer

• ▹Base salary range CAD $185,000 to $231,000
• ▹Eligibility for incentive compensation
• ▹Equity grants
• ▹Paid time off
• ▹Group health insurance coverage